Vulnerability · Published Oct 31, 2025 · Assigned by mitre
CVE-2025-57107
High 7.1
In plain English
A high-severity heap buffer overflow in the vtk9 package (Debian). Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 8% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)7.1High
Exploit odds (30 days)0.2%top 92.4% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
Kitware VTK (Visualization Toolkit) through 9.5.0 contains a heap buffer overflow vulnerability in vtkGLTFDocumentLoader. When processing specially crafted GLTF files, the copy constructor of Accessor objects fails to properly validate buffer boundaries before performing memory read operations.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | vtk9 | no fix listed | DEBIAN-CVE-2025-57107 |
| Debian:13 | vtk9 | no fix listed | DEBIAN-CVE-2025-57107 |
| Debian:14 | vtk9 | 9.6.2+ds-1 | DEBIAN-CVE-2025-57107 |
| PyPI | vtk | 9.5.1 | PYSEC-2025-225 |
Affected products (as reported)
Weakness: CWE-122 · Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H